Featuring a long life maintenance/oil-free motor that prevents oil from staining the work surface, an internal piston catch for consistent max power on every shot, and a rear exhaust that keep contaminates away from work, the NS150B is part of the newest generation of Porter Cable staplers. With the ability to drive 18 gauge staples with 1/4" crown from 1/2" to 1-1/2" in length, a tool-free depth-of-drive adjustment with detents for proper setting of nail heads, tool-free jam release mechanism for easy nail removal, a sequential style trigger with lock off switch and a removable non-marring nose tip with on tool storage, the NS150B meets all of the requirements that the discerning end user demands. Includes: 1,000 18 Ga. 1" staples, 1/4" fitting, safety glasses carrying case